122102241111 has 6 divisors (see below), whose sum is σ = 176369903840. Its totient is φ = 81401494068.

The previous prime is 122102241067. The next prime is 122102241133. The reversal of 122102241111 is 111142201221.

122102241111 is a `hidden beast` number, since 1 + 221 + 0 + 22 + 411 + 11 = 666.

It is not a de Polignac number, because 122102241111 - 2⁹ = 122102240599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122102241211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6783457831 + ... + 6783457848.

Almost surely, 2^122102241111 is an apocalyptic number.

122102241111 is a deficient number, since it is larger than the sum of its proper divisors (54267662729).

122102241111 is a wasteful number, since it uses less digits than its factorization.

122102241111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13566915685 (or 13566915682 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122102241111 its reverse (111142201221), we get a palindrome (233244442332).

The spelling of 122102241111 in words is "one hundred twenty-two billion, one hundred two million, two hundred forty-one thousand, one hundred eleven".